Sleek as Lightning in a dark sky
French Art Deco platinum, 18k gold, blue sapphires & rose cut diamonds
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Center Blue Sapphire approximately 1-1/2 carats
in the sleek Art Deco "Sugar Loaf" Cabochon cut
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3 blue sapphires total four carats
24 rose cut diamonds
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French eagle head 18k hallmark on pin stem & body (was used for platinum as well as 18k gold until 1911-12)
The mark is visible on collet (collar) setting around sapphire
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Art Deco construction in two tiers connected by a gallery of tiny rings
The lower tier, including the hinge, trombone lock and pin, are 18k rosy yellow gold
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Central view from beneath shows the gallery of rings
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